The IndyCar community came together this week in support of the Juncos Hollinger Racing team after the transporter carrying ...

Toronto is seen Monday; the Air Quality Health Index rating for the city was higher than 10, or "very high risk," from ...

World Cup being hosted by Canada, Mexico and the United States is less than a year away and FIFA’s protocols for matches ...

Air quality in western and central North Dakota reached "very unhealthy" levels early Wednesday as smoke from Canadian wildfires lingered over the state and pressed down to the surface.

Toronto anticipates poor air quality this summer due to ongoing wildfires. Ontario faces a significant increase in fire activity. Canada's wildfire season is already severe. Smoke has spread across ...

World leaders may face smoke warnings when they gather next week in Alberta as wildfires burned out of control across much of Canada and caused the country's second-worst fire season in decades.

Canadian wildfire smoke is triggering air quality alerts across the U.S. Midwest and Northeast on Thursday, as the northern nation’s boreal forests continue to burn at a rate not seen except for ...

Smoke from more than 200 Canadian fires is once again dimming skies around Boston, with a thicker haze expected Thursday that could be harmful to sensitive populations.

Smoke is moving into the Northeast region of the U.S. because of Canadian wildfires More than 74 fires are burning across British Columbia The wildfires could cause hazy skies in the Northeast for ...

More than 200 wildfires are blazing across Canada, forcing 27,000 people to evacuate and creating hazardous air quality all over the U.S.

Colorado residents see a milky haze from wildfire smoke drifting 1,500 miles, affecting skies but minimally impacting air quality.